CVE-2021-1826 Information

Description

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.3 iOS 14.5 and iPadOS 14.5 watchOS 7.4 tvOS 14.5. Processing maliciously crafted web content may lead to universal cross site scripting.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1